This post was first published on February 2, 2014. The Sonoran desert is considered the most diverse and lush desert on earth. — kenne
We live in the Sonoran desert. For most people, when they hear the term “desert” they picture a dry, desolate wasteland. However, the term defines a wide spectrum of diverse landscapes, plants, and animal populations.
“A concise nontechnical definition of a desert is ‘a place where water is severely limiting to life most of the time.'” (A Natural History of the Sonoran Desert) The Sonoran desert is divided into seven subdivisions based on the diverse vegetation found in 100,000 sq. miles that include much of the Mexican state of Sonora, most of southern Arizona, southeastern California, and most of the Baja California peninsula.
Tucson and most of the Pima county area are in the Arizona Upland subdivision, which is the highest and coldest part of the desert — also called the “saguaro-palo verde forest.” The diversity of this area is partly explained by the two equal rainy seasons.
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